Jawara, who’s based in Paris and New York, shares his essential accessories, from a ceramic curling iron to texturizing shears.

Look no further for your prom hair inspo.

It works on every hair type. Bobs for thin hair, however, have an even bigger advantage, says Izzy Warren, a top hairstylist at Hershesons London salon. Rather than make skinnier strands look wispy, ...